CN109400003B - Acrylate reinforcement slurry with magnetic thickening effect, preparation method and application - Google Patents
Acrylate reinforcement slurry with magnetic thickening effect, preparation method and application Download PDFInfo
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- CN109400003B CN109400003B CN201811534067.8A CN201811534067A CN109400003B CN 109400003 B CN109400003 B CN 109400003B CN 201811534067 A CN201811534067 A CN 201811534067A CN 109400003 B CN109400003 B CN 109400003B
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- 239000002002 slurry Substances 0.000 title claims abstract description 57
- 230000000694 effects Effects 0.000 title claims abstract description 39
- 230000008719 thickening Effects 0.000 title claims abstract description 39
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 title claims abstract description 38
- 230000002787 reinforcement Effects 0.000 title claims abstract description 10
- 238000002360 preparation method Methods 0.000 title claims description 15
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 35
- 239000006249 magnetic particle Substances 0.000 claims abstract description 30
- 239000003431 cross linking reagent Substances 0.000 claims abstract description 27
- 239000002904 solvent Substances 0.000 claims abstract description 25
- 239000003999 initiator Substances 0.000 claims abstract description 21
- 239000000203 mixture Substances 0.000 claims abstract description 15
- TXTCTCUXLQYGLA-UHFFFAOYSA-L calcium;prop-2-enoate Chemical class [Ca+2].[O-]C(=O)C=C.[O-]C(=O)C=C TXTCTCUXLQYGLA-UHFFFAOYSA-L 0.000 claims abstract description 12
- DWLAVVBOGOXHNH-UHFFFAOYSA-L magnesium;prop-2-enoate Chemical compound [Mg+2].[O-]C(=O)C=C.[O-]C(=O)C=C DWLAVVBOGOXHNH-UHFFFAOYSA-L 0.000 claims abstract description 12
- 239000002245 particle Substances 0.000 claims abstract description 11
- 239000002689 soil Substances 0.000 claims abstract description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000011435 rock Substances 0.000 claims abstract description 10
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 9
- 239000000956 alloy Substances 0.000 claims abstract description 4
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 4
- 239000010941 cobalt Substances 0.000 claims abstract description 4
- 229910017052 cobalt Inorganic materials 0.000 claims abstract description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910052742 iron Inorganic materials 0.000 claims abstract description 4
- 239000000463 material Substances 0.000 claims abstract description 4
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 4
- KUDUQBURMYMBIJ-UHFFFAOYSA-N 2-prop-2-enoyloxyethyl prop-2-enoate Chemical compound C=CC(=O)OCCOC(=O)C=C KUDUQBURMYMBIJ-UHFFFAOYSA-N 0.000 claims description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- ROOXNKNUYICQNP-UHFFFAOYSA-N ammonium persulfate Chemical group [NH4+].[NH4+].[O-]S(=O)(=O)OOS([O-])(=O)=O ROOXNKNUYICQNP-UHFFFAOYSA-N 0.000 claims description 12
- -1 potassium ferricyanide Chemical group 0.000 claims description 8
- USHAGKDGDHPEEY-UHFFFAOYSA-L potassium persulfate Chemical compound [K+].[K+].[O-]S(=O)(=O)OOS([O-])(=O)=O USHAGKDGDHPEEY-UHFFFAOYSA-L 0.000 claims description 8
- 238000003756 stirring Methods 0.000 claims description 8
- KWYHDKDOAIKMQN-UHFFFAOYSA-N N,N,N',N'-tetramethylethylenediamine Chemical group CN(C)CCN(C)C KWYHDKDOAIKMQN-UHFFFAOYSA-N 0.000 claims description 7
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 7
- CQHKDHVZYZUZMJ-UHFFFAOYSA-N [2,2-bis(hydroxymethyl)-3-prop-2-enoyloxypropyl] prop-2-enoate Chemical compound C=CC(=O)OCC(CO)(CO)COC(=O)C=C CQHKDHVZYZUZMJ-UHFFFAOYSA-N 0.000 claims description 6
- 229910001870 ammonium persulfate Inorganic materials 0.000 claims description 6
- ZIUHHBKFKCYYJD-UHFFFAOYSA-N n,n'-methylenebisacrylamide Chemical group C=CC(=O)NCNC(=O)C=C ZIUHHBKFKCYYJD-UHFFFAOYSA-N 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 4
- 239000002075 main ingredient Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 230000003014 reinforcing effect Effects 0.000 description 12
- 238000005728 strengthening Methods 0.000 description 10
- 238000010276 construction Methods 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 239000011440 grout Substances 0.000 description 4
- 230000002265 prevention Effects 0.000 description 4
- 230000000977 initiatory effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 238000005303 weighing Methods 0.000 description 3
- 238000009792 diffusion process Methods 0.000 description 2
- 206010059866 Drug resistance Diseases 0.000 description 1
- UJGOCJFDDHOGRX-UHFFFAOYSA-M [Fe]O Chemical compound [Fe]O UJGOCJFDDHOGRX-UHFFFAOYSA-M 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000005557 antagonist Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- SZVJSHCCFOBDDC-UHFFFAOYSA-N iron(II,III) oxide Inorganic materials O=[Fe]O[Fe]O[Fe]=O SZVJSHCCFOBDDC-UHFFFAOYSA-N 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 230000001988 toxicity Effects 0.000 description 1
- 231100000419 toxicity Toxicity 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B26/00—Compositions of mortars, concrete or artificial stone, containing only organic binders, e.g. polymer or resin concrete
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/10—Mortars, concrete or artificial stone characterised by specific physical values for the viscosity
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Soil Conditioners And Soil-Stabilizing Materials (AREA)
Abstract
本发明公开的具有磁敏增稠作用的丙烯酸盐加固浆液，按照重量比包括：磁性颗粒1500‑3000份、主剂100‑200份、交联剂10‑45份、促进剂10‑30份、引发剂10‑30份、溶剂693‑869.5份，缓凝剂0‑1份；磁性颗粒为粒径为微米级的铁、钴、镍及其合金多磁畴材料颗粒；主剂为丙烯酸镁和丙烯酸钙的混合物。本发明的加固浆液，设计合理，成本低，制作简单，各组分相互配合及协同；在巷道、大坝混凝土渗水裂缝的防渗堵漏等施工过程中，利用本发明浆液进行防渗加固，可通过施加不同强度的外磁场，调整浆液的粘稠度，实现对不同土质条件下岩体或土体的加固，确保结构的稳定，适合大规模推广使用。The acrylate reinforcement slurry with magnetic-sensitive thickening effect disclosed by the invention comprises, according to the weight ratio: 1500-3000 parts of magnetic particles, 100-200 parts of main agent, 10-45 parts of cross-linking agent, 10-30 parts of accelerator, 10-30 parts of initiator, 693-869.5 parts of solvent, and 0-1 part of retarder; the magnetic particles are iron, cobalt, nickel and their alloy multi-domain material particles with micron particle size; the main ingredients are magnesium acrylate and A mixture of calcium acrylates. The reinforcement slurry of the invention has the advantages of reasonable design, low cost and simple production, and each component cooperates and cooperates with each other. By applying external magnetic fields of different strengths, the viscosity of the slurry can be adjusted to realize the reinforcement of rock or soil under different soil conditions, and to ensure the stability of the structure, which is suitable for large-scale popularization and use.
Description
Technical Field
The invention belongs to the technical field of building construction materials, and relates to acrylate reinforced slurry with a magnetic-sensitive thickening effect, a preparation method and application.
Background
With the development of economic construction in China, the open construction of energy mainly by hydraulic resources is in a high-speed construction period. Great amount of giant water conservancy projects are planned to be built in Jinshajiang river, Wujiang river, Dazhuan river, Yazhejiang river and the like in Yangtze river basin, and according to survey data analysis, the dry-branch geological conditions mostly have poor geological conditions such as rock fault, argillization interlayer and the like, so that the seepage-proofing curtain for building the water conservancy and hydropower project foundation has important significance.
The grouting method has the advantages of short reinforcing period, simple and convenient operation, small disturbance to surrounding soil, low investment and the like, and is widely applied to seepage-proofing engineering. The grouting process is complex and variable, grouting parameters such as grouting pressure, diffusion radius and the like are important factors influencing the grouting effect, wherein the determination of the diffusion radius is greatly related to the viscosity of grout, when soil bodies or rock bodies in the same area have different structures and grout with different fluidity is needed, the traditional grouting seepage-proofing technology only can re-allocate grout with different viscosity according to different geological conditions, which wastes time and money, so that how to adjust the fluidity, namely the viscosity degree, of grouting grout in the seepage-proofing reinforcing process is an urgent problem to be solved.
Disclosure of Invention
In order to solve the technical problems, the invention aims to provide acrylate reinforced slurry with a magnetic sensitive thickening effect, a preparation method and application thereof, wherein the slurry has stable performance, good heat resistance, strong adhesive force, better freezing stability, drug resistance and water resistance and can be used at low temperature. And the fluidity of the slurry can be adjusted and changed by applying magnetic fields with different strengths according to the difference of soil bodies or rock mass structures, so that the bearing capacity of the rock or the soil body is ensured, and the damage is prevented.
The acrylate reinforced slurry with the magnetic sensitive thickening effect comprises the following components in percentage by weight: 3000 parts of magnetic particles 1500-; the magnetic particles are iron, cobalt, nickel and alloy multi-magnetic domain material particles with micron-sized particle sizes; the main agent is a mixture of magnesium acrylate and calcium acrylate.
In the acrylate-based reinforcing slurry having a magnetic-sensitive thickening effect of the present invention, the magnetic particles have a particle size of 1 to 10 μm.
In the acrylate strengthening slurry with the magnetic sensitive thickening effect, the cross-linking agent is N, N' -methylene bisacrylamide, ethylene glycol diacrylate or pentaerythritol diacrylate.
In the acrylate strengthening slurry with the magnetic sensitive thickening effect, the accelerant is tetramethylethylenediamine or triethanolamine.
In the acrylate strengthening slurry with the magnetic-sensitive thickening effect, the initiator is ammonium persulfate or potassium persulfate.
In the acrylate strengthening slurry having a magnetic sensitive thickening effect of the present invention, the solvent is water.
In the acrylate strengthening slurry with the magnetic sensitive thickening effect, the retarder is potassium ferricyanide.
The invention also provides a preparation method of the acrylate reinforced slurry with the magnetic-sensitive thickening effect, which comprises the following steps:
step 1: weighing the following components in proportion: 3000 parts of magnetic particles 1500-;
step 2: mixing the main agent, the cross-linking agent, the accelerator, the retarder and the solvent with each other, and continuously stirring to uniformly mix the main agent, the cross-linking agent, the accelerator, the retarder and the solvent to obtain a first solution for later use;
and step 3: adding an initiator and magnetic particles into the liquid A, and continuously stirring to form the acrylate reinforced slurry with the magnetic-sensitive thickening effect.
The acrylate reinforcing slurry with the magnetic sensitive thickening effect is applied to seepage prevention and leakage stoppage of roadways, dams and culvert pipes and concrete seepage cracks, seepage prevention curtain grouting of dam foundation rock cracks and soil reinforcement.
The acrylate reinforced slurry with the magnetic sensitive thickening effect, the preparation method and the application of the acrylate reinforced slurry have at least the following beneficial effects:
the invention has reasonable formula design, low cost and simple preparation process, the prepared slurry has stable performance, gel can be formed at low temperature, and the solidified gel has better stability and durability. Meanwhile, according to different geological conditions of the seepage-proofing reinforcing position, the viscosity of the slurry can be changed by applying magnetic fields with different strengths, and the slurry can reach the soil body or the position of the rock body needing seepage-proofing reinforcing, so that the stability of the rock body or the soil body is improved.
Detailed Description
The acrylate reinforced slurry with the magnetic sensitive thickening effect comprises the following components in percentage by weight: 3000 parts of magnetic particles 1500-; the magnetic particles are iron, cobalt, nickel and alloy multi-magnetic domain material particles with micron-sized particle sizes; the main agent is a mixture of magnesium acrylate and calcium acrylate.
The optimal particle size of the magnetic particles is between 1 and 10 microns.
The cross-linking agent is N, N' -methylene bisacrylamide, ethylene glycol diacrylate or pentaerythritol diacrylate. The accelerant is tetramethylethylenediamine or triethanolamine. The initiator is ammonium persulfate or potassium persulfate. The solvent is water. The retarder is potassium ferricyanide.
The invention relates to a preparation method of acrylate reinforced slurry with a magnetic-sensitive thickening effect, which comprises the following steps:
step 1: weighing the following components in proportion: 3000 parts of magnetic particles 1500-;
step 2: mixing the main agent, the cross-linking agent, the accelerator, the retarder and the solvent with each other, and continuously stirring to uniformly mix the main agent, the cross-linking agent, the accelerator, the retarder and the solvent to obtain a first solution for later use;
and step 3: adding an initiator and magnetic particles into the liquid A, and continuously stirring to form the acrylate reinforced slurry with the magnetic-sensitive thickening effect.
The present invention is further illustrated by the following examples.
Example 1
The acrylate reinforcing slurry with the magnetic sensitive thickening effect comprises the following components in percentage by weight: 1500 parts of magnetic particles, 100 parts of main agent, 10 parts of cross-linking agent, 10 parts of accelerant, 10 parts of initiator and 869.5 parts of solvent, wherein the density of slurry prepared by mixing the components is 1.058 multiplied by 103kg/m3。
Wherein the magnetic particles are Fe3O4And (3) powder. The main agent is a mixture of magnesium acrylate and calcium acrylate. The cross-linking agent is N, N' -methylene bisacrylamide. The accelerant is tetramethyl ethylene diamine. The initiator is ammonium persulfate. The solvent is water.
The preparation method of the acrylate reinforced slurry with the magnetic sensitive thickening effect comprises the following steps:
step 1: weighing according to the component proportion;
step 2: mixing the main agent, the cross-linking agent, the accelerator, the retarder and the solvent with each other, and continuously stirring to uniformly mix the main agent, the cross-linking agent, the accelerator, the retarder and the solvent to obtain a first solution for later use;
and step 3: adding an initiator and magnetic particles into the liquid A, and continuously stirring to form the acrylate reinforced slurry with the magnetic-sensitive thickening effect.
The acrylate reinforcing slurry with the magnetic sensitive thickening effect is applied to seepage prevention and leakage stoppage of roadways, dams and culvert pipes and concrete seepage cracks, seepage prevention curtain grouting of dam foundation rock cracks and soil reinforcement.
Example 2
An acrylate reinforced slurry with magnetic sensitive thickening effect comprises the following components in percentage by weight: 1700 parts of magnetic powder, 120 parts of main agent, 20 parts of cross-linking agent, 12 parts of accelerator, 15 parts of initiator and 835.4 parts of solvent, wherein the density of slurry prepared by mixing the components is 1.073 multiplied by 103kg/m3。
Wherein the magnetic particles are Fe3And (4) N powder. The main agent is a mixture of magnesium acrylate and calcium acrylate. The cross-linking agent is ethylene glycol diacrylate. The accelerant is tetramethyl ethylene diamine. The initiator is potassium persulfate. The solvent is water.
The preparation method and application of the acrylate strengthening slurry with the magnetic sensitive thickening effect are the same as those of the example 1.
Example 3
The acrylate reinforcing slurry with the magnetic sensitive thickening effect comprises the following components in percentage by weight: 2000 parts of magnetic particles, 150 parts of main agent, 30 parts of cross-linking agent, 15 parts of accelerating agent, 18 parts of initiator, 785.8 parts of solvent and 0.5 part of retarder, wherein the main agent and the cross-linking agent are mixed together to form the magnetic particleThe density of the slurry prepared by mixing the above components is 1.085X 103kg/m3。
Wherein the magnetic particles are Co powder. The main agent is a mixture of magnesium acrylate and calcium acrylate. The cross-linking agent is ethylene glycol diacrylate. The accelerator is triethanolamine. The initiator is potassium persulfate. The retarder is potassium ferricyanide. The solvent is water.
The preparation method and application of the acrylate strengthening slurry with the magnetic sensitive thickening effect are the same as those of the example 1.
Example 4
The acrylate reinforcing slurry with the magnetic sensitive thickening effect comprises the following components in percentage by weight: 2300 parts of magnetic particles, 180 parts of main agent, 35 parts of cross-linking agent, 20 parts of accelerating agent, 20 parts of initiating agent, 743.7 parts of solvent and 0.5 part of retarder, wherein the density of slurry prepared by mixing the components is 1.105 multiplied by 103kg/m3。
Wherein, the magnetic particles are hydroxyl iron powder. The main agent is a mixture of magnesium acrylate and calcium acrylate. The cross-linking agent is pentaerythritol diacrylate. The accelerator is triethanolamine. The initiator is ammonium persulfate. The retarder is potassium ferricyanide. The solvent is water.
The preparation method and application of the acrylate strengthening slurry with the magnetic sensitive thickening effect are the same as those of the example 1.
Example 5
The acrylate reinforcing slurry with the magnetic sensitive thickening effect comprises the following components in percentage by weight: 2700 parts of magnetic particles, 200 parts of main agent, 40 parts of cross-linking agent, 25 parts of accelerating agent, 25 parts of initiating agent, 733.3 parts of solvent and 0.8 part of retarder, wherein the density of slurry prepared by mixing the components is 1.116 multiplied by 103kg/m3。
Wherein the magnetic particles are Ni powder. The main agent is a mixture of magnesium acrylate and calcium acrylate. The cross-linking agent is pentaerythritol diacrylate. The accelerator is triethanolamine and the initiator is potassium persulfate. The retarder is potassium ferricyanide. The solvent is water.
The preparation method and application of the acrylate strengthening slurry with the magnetic sensitive thickening effect are the same as those of the example 1.
Example 6
The acrylate reinforcing slurry with the magnetic sensitive thickening effect comprises the following components in percentage by weight: 3000 parts of magnetic particles, 200 parts of main agent, 45 parts of cross-linking agent, 30 parts of accelerating agent, 30 parts of initiating agent, 693 parts of solvent and 1 part of retarder, wherein the density of slurry prepared by mixing the components is 1.125 multiplied by 103kg/m3。
Wherein, the magnetic particles are pure iron powder. The main agent is a mixture of magnesium acrylate and calcium acrylate. The cross-linking agent is ethylene glycol diacrylate. The accelerant is tetramethyl ethylene diamine. The initiator is potassium persulfate. The retarder is potassium ferricyanide. The solvent is water.
The preparation method and application of the acrylate strengthening slurry with the magnetic sensitive thickening effect are the same as those of the example 1.
The density, viscosity, and pH of the magneto-sensitive thickening acrylate-reinforced slurry obtained in examples 1 to 6 were measured by a densitometer, a rotational viscometer, and a pH paper. The test results are shown in table 1.
TABLE 1
The acrylate reinforced slurry with the magnetic-sensitive thickening effect is added with magnetic particles, and the viscosity of the slurry is improved under the action of an external magnetic field. In actual construction, external magnetic fields with different strengths can be applied to the grouting slurry according to actual geological conditions, the viscosity of the grouting slurry is adjusted, the slurry with different mixing proportions does not need to be prepared again, and the construction time is saved.
The main agent is a mixture of calcium acrylate and magnesium acrylate, and the calcium acrylate plays a role of an antagonist and inhibits the toxicity of the magnesium acrylate.
Adding cross-linking agent N, N' -methylene bisacrylamide, ethylene glycol diacrylate or pentaerythritol diacrylate, and cross-linking copolymerization with the main agent to form a monomer of a network polymer.
Adding promoter tetramethyl ethylene diamine or triethanolamine, which reacts with the initiator to generate active free radicals to initiate the polymerization of the monomers.
Adding initiator ammonium persulfate or potassium persulfate to initiate monomer polymerization.
The retarder potassium ferricyanide is added, so that the initial coagulation time can be controlled, and the induction period of the polymerization reaction is prolonged.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, which is defined by the appended claims.
Claims (3)
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| CN109971485A (en) * | 2019-03-07 | 2019-07-05 | 南宁轨道交通集团有限责任公司 | A kind of soil stabilization agent and its preparation method and application |
| CN111518528A (en) * | 2020-04-26 | 2020-08-11 | 中国海洋石油集团有限公司 | Plugging agent composition for oil well and preparation method thereof |
| CN114790097B (en) * | 2022-04-13 | 2022-10-04 | 沙洲职业工学院 | A kind of anti-seepage concrete for reservoir dam and preparation method thereof |
| CN117105630B (en) * | 2023-08-25 | 2024-12-20 | 中国地质科学院矿产综合利用研究所 | Preparation method of composite anti-seepage material and its products and applications |
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| CN106927719A (en) * | 2017-02-17 | 2017-07-07 | 山东大学 | A kind of acrylates combined casting packing material and preparation method and application |
| CN108299599A (en) * | 2017-12-29 | 2018-07-20 | 北京东方雨虹防水技术股份有限公司 | Acrylic acid brine solution grouting material and preparation method thereof |
| CN108441167A (en) * | 2018-05-02 | 2018-08-24 | 浙江工业大学 | Acrylate material and preparation method and application thereof |
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